feat: routes - create route dialog

modules/routes-generator.js

@@ -549,6 +549,58 @@ window.Routes = (function () {
     }
   }
 
+  function preparePointsArray() {
+    const {cells, burgs} = pack;
+    return cells.p.map(([x, y], cellId) => {
+      const burgId = cells.burg[cellId];
+      if (burgId) return [burgs[burgId].x, burgs[burgId].y];
+      return [x, y];
+    });
+  }
+
+  function getPoints(route, points) {
+    if (route.points) return route.points;
+    const routePoints = route.cells.map(cellId => points[cellId]);
+
+    if (route.group !== "searoutes2") {
+      for (let i = 1; i < route.cells.length - 1; i++) {
+        const cellId = route.cells[i];
+        if (pack.cells.burg[cellId]) continue;
+
+        const [prevX, prevY] = routePoints[i - 1];
+        const [currX, currY] = routePoints[i];
+        const [nextX, nextY] = routePoints[i + 1];
+
+        const dAx = prevX - currX;
+        const dAy = prevY - currY;
+        const dBx = nextX - currX;
+        const dBy = nextY - currY;
+        const angle = Math.abs((Math.atan2(dAx * dBy - dAy * dBx, dAx * dBx + dAy * dBy) * 180) / Math.PI);
+
+        if (angle < ROUTES_SHARP_ANGLE) {
+          const middleX = (prevX + nextX) / 2;
+          const middleY = (prevY + nextY) / 2;
+          let newX, newY;
+
+          if (angle < ROUTES_VERY_SHARP_ANGLE) {
+            newX = rn((currX + middleX * 2) / 3, 2);
+            newY = rn((currY + middleY * 2) / 3, 2);
+          } else {
+            newX = rn((currX + middleX) / 2, 2);
+            newY = rn((currY + middleY) / 2, 2);
+          }
+
+          if (findCell(newX, newY) === cellId) {
+            routePoints[i] = [newX, newY];
+            points[cellId] = routePoints[i]; // change cell coordinate for all routes
+          }
+        }
+      }
+    }
+
+    return routePoints;
+  }
+
   function remove(route) {
     const routes = pack.cells.routes;
 
@@ -568,5 +620,16 @@ window.Routes = (function () {
       .remove();
   }
 
-  return {generate, isConnected, areConnected, getRoute, hasRoad, isCrossroad, generateName, remove};
+  return {
+    generate,
+    isConnected,
+    areConnected,
+    getRoute,
+    hasRoad,
+    isCrossroad,
+    generateName,
+    preparePointsArray,
+    getPoints,
+    remove
+  };
 })();